for "this week." jonathan karl, abc news, washington. >>> and we're lucky now to be joined by four individuals who had unique working relationships with nelson mandela. bill keller. dr. gay mcdougall, who campaigned for his release from prison. stan greenberg, his pollster and strategist. and ambassador jendayi frazer. thanks to all of you for being here. bill, let me begin with you. we ended the piece with the relationship between president obama and nelson mandela. and president clinton. they're important but didn't agree in important ways as politicians. >> they are. it's -- was noteworthy that the president he felt closest to was bill clinton because they had more in common and that mandela and obama. mandela has the joy in the robust give and take of politics. the schmoozing. the deal-making. the stage craft. the theater. obama is more cerebral. he doesn't seem to enjoy going up and shaking hands and the favors. >> speaking of the political theater. we have the video. you were with mandela on the